photo-Claisen rearrangement

https://doi.org/10.1351/goldbook.PT07449
@R05194-1@ closely related to the @P04614@; it is experienced by aryl @E02221@ (instead of aryl @E02219@) and follows an analogous mechanism.
Note:
An example is the photoinduced @R05194-2@ of phenyl @E02221@ to ortho and para-alkyl @P04539@.
PT07449.png
Source:
PAC, 2007, 79, 293. (Glossary of terms used in photochemistry, 3rd edition (IUPAC Recommendations 2006)) on page 387 [Terms] [Paper]